mainArena Program

rednet.open("right")
w = peripheral.wrap("left")

local function forward(x)
	for i = 1, x do
		turtle.forward()
	end
end

local function up(x)
	for i = 1, x do
		turtle.up()
	end
end

right = turtle.turnRight()
left = turtle.turnLeft()

local function buildWither()
	up(4)
	forward(2)
	turtle.select(1)
	turtle.place()
	right
	forward(1)
	left
	turtle.place()
	right
	forward(1)
	left
	turtle.place()
	turtle.down()
	turtle.select(2)
	turtle.place
	left
	forward(1)
	right
	turtle.place()
	left
	forward(1)
	right
	turtle.place()
	turtle.down()
	right
	forward(1)
	turtle.place
	rednet.broadcast("oneWitherBuilt")
end

-- put stuff here to make him wait for the nether star


while true do
local event id, msg = rednet.receive()
	if msg == "blastProtOn" then
		buildWither()
	end
break
end

-- and put what he does with the nether star here